Container assembly welding device

Abstract

The utility model provides a container assembly welding device, and belongs to the technical field of container assembly welding. The container assembling and welding device is used for welding and assembling a barrel, a flange plate and an end socket, the barrel is a hollow cavity with openings in the two ends, and the container assembling and welding device comprises a rotating mechanism, a workbench, a pressing mechanism, a first hydraulic cylinder, a first top plate, a supporting base, a supporting plate, a second hydraulic cylinder, a second top plate and a third top plate. Due to the fact that the first top plates and the second top plates support the inner wall of the cylinder body, and the third top plates support the inner wall of the end socket, when the end socket and the cylinder body are welded together, deformation of the cylinder body and the end socket due to heating can be avoided, the welding quality of products is improved, and the welding quality of the products is improved. And interference between the welding mechanism and components such as the first top plate and the second top plate can be avoided, so that the use experience of the product is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of container butt welding, and particularly relates to a container butt welding device. Background Art

[0002] In the related art, when welding a container, it is necessary to weld a flange, a cylinder body and a head together; in order to improve the welding accuracy and efficiency of the container, a butt welding device is usually used to weld the container.

[0003] The prior art (publication number: CN215747370U) provides an auxiliary device for butt welding of a cylinder body and a head, which relates to the technical field of inner container joint welding. The auxiliary device for butt welding of the cylinder body and the head includes a base, an external gear turntable is rotatably connected inside the base, a placement groove for carrying an inner container workpiece is fixedly connected to the top end of the external gear turntable, an electromagnet is arranged between the external gear turntable and the placement groove, a first motor is fixedly installed at the top end of the base, a first gear meshing with the external gear turntable is fixedly connected to the output end of the first motor, a mounting plate is fixedly connected to the top end of the base through a connecting rod, and a fixing mechanism for restricting the position of the inner container workpiece and enabling the inner container workpiece to rotate around its own axis is installed inside the mounting plate; after the inner container and the head are assembled together, the inner container and the head can rotate by themselves, so as to facilitate the welding operation and avoid applying excessive pressure to the head to cause workpiece deformation.

[0004] In this prior art, the position of the inner container is fixed by the fixing mechanism, and then the head is placed at the corresponding position above the inner container to connect the inner container and the head together. However, since the fixing mechanism can only clamp the outer wall of the inner container, the fixing mechanism is prone to interference with the welding device, thereby reducing the user experience of the product. Summary of the Utility Model

[0005] In order to solve the problem in the above prior art that the fixing mechanism can only clamp the outer wall of the inner container, so the fixing mechanism is prone to interference with the welding device, thereby reducing the user experience of the product, the utility model provides a container butt welding device, which uses a plurality of first top plates and a plurality of second top plates to support the inner wall of the cylinder body, and uses a plurality of third top plates to support the inner wall of the head, so as to avoid interference between the welding mechanism and components such as the first top plate and the second top plate, and improve the user experience effect of the product. The specific technical solution is as follows:

[0006] A container group welding device, which welds and assembles a cylinder, a flange and a head. The cylinder is a hollow cavity with openings at both ends. The container group welding device includes: a rotating mechanism, a workbench, a clamping mechanism, a first hydraulic cylinder, a first top plate, a support seat, a support plate, a second hydraulic cylinder, a second top plate and a third top plate; the rotating mechanism is connected to the workbench, the flange is placed on the workbench, the bottom opening of the cylinder is placed on the flange, and the head is buckled at the top opening of the cylinder; multiple clamping mechanisms are installed on the workbench, and multiple clamping mechanisms are simultaneously fitted with the flange; the first hydraulic cylinder is provided with a first output shaft, and multiple first hydraulic cylinders are installed on the workbench, and multiple first hydraulic cylinders are located inside the cylinder, and the first hydraulic cylinders are evenly distributed around the center line of the workbench; multiple first A top plate is respectively connected to the first output shafts of multiple first hydraulic cylinders, and multiple first top plates are simultaneously in contact with the inner wall of the cylinder; the support seat is fixed at the center of the workbench, and multiple first hydraulic cylinders are arranged around the outside of the support seat; multiple support plates are connected to the outer wall of the support seat, and the support plates are located above the workbench; the second hydraulic cylinder is provided with a second output shaft, and multiple second hydraulic cylinders are respectively installed on multiple support plates, the second hydraulic cylinders are located above the first hydraulic cylinder, and the second hydraulic cylinders are evenly distributed around the center line of the workbench; multiple second top plates are respectively connected to the second output shafts of multiple second hydraulic cylinders, and multiple second top plates are simultaneously in contact with the inner wall of the cylinder; multiple third top plates are respectively connected to the second output shafts of multiple second hydraulic cylinders, and multiple third top plates are simultaneously in contact with the inner wall of the head.

[0007] In addition, the container group welding device in the above technical solution provided by the present invention may also have the following additional technical features:

[0008] In the above technical solution, the clamping mechanism includes: a connecting groove, a pressure plate, a threaded rod and a nut; the connecting groove is U-shaped, the connecting groove is arranged on the workbench, and the connecting groove is located on the outside of the flange; the pressure plate is L-shaped, and the pressure plate fits the flange; an external thread is provided on the outer wall of the threaded rod, the threaded rod is connected to the pressure plate, and the threaded rod passes through the connecting groove; an internal thread is provided in the nut, the nut is mounted on the outside of the threaded rod, and the nut fits with the side of the workbench away from the flange; wherein, the external thread is adapted to the internal thread.

[0009] In the above technical solution, the container group welding device also includes: a linear guide rail and a slider; the linear guide rail is installed on the workbench, and the linear guide rail is located below the first top plate; a slide groove is provided in the slider, the slider is connected to the bottom of the first top plate, and the linear guide rail passes through the slide groove of the slider.

[0010] In the above technical solution, the container group butt welding device further includes: a first reinforcing rib and a second reinforcing rib; the first reinforcing rib is triangular, and the first reinforcing rib is connected to the outer walls of the workbench and the support seat at the same time; the second reinforcing rib is triangular, and the second reinforcing rib is connected to the outer wall of the support seat and the bottom of the support plate at the same time.

[0011] In the above technical solution, the rotating mechanism includes: a mounting seat, a rotating shaft, a half gear, a motor, and a reversing gear; a mounting groove is provided in the mounting seat, and the workbench is embedded in the mounting groove; the rotating shaft passes through the mounting seat and the workbench in sequence, and both ends of the rotating shaft are rotatably connected to the mounting seat; the half gear is located in the mounting groove, and the half gear is mounted on the bottom of the workbench; the motor is provided with a drive shaft, and the motor is mounted on the mounting seat; the reversing gear is located in the mounting groove, the reversing gear is sleeved on the outside of the drive shaft of the motor, and the reversing gear meshes with the half gear.

[0012] In the above technical solution, the rotating mechanism further includes: a limit switch and a limiting part; the limit switch is mounted on the mounting seat, the limit switch is located on one side of the rotating shaft, and the limit switch is electrically connected to the motor; two limiting parts are mounted on the ends of the rotating shaft, and one limiting part is in contact with the input end of the limit switch; wherein, the angle between the two limiting parts is degrees.

[0013] In the above technical solution, the rotating mechanism further includes: weight reduction holes; a plurality of weight reduction holes are provided in the half gear.

[0014] A container group butt welding device of the present utility model, compared with the prior art, has the beneficial effects as follows:

[0015] 1. By driving the first top plate to move with the first hydraulic cylinder, driving the second top plate to move with the second hydraulic cylinder, and making the first top plate and the second top plate fit against the inner wall of the cylinder body, so as to realize that the first top plate and the second top plate can support and position the two ends of the cylinder body, thereby realizing fixing the cylinder body on the workbench and making the center line of the cylinder body coincide with the center line of the workbench, so as to improve the stability of the cylinder body. By driving the third top plate to move with the second hydraulic cylinder and making the third top plate fit against the inner wall of the head, so as to realize fixing the head on the workbench and making the center line of the head coincide with the center line of the workbench, thereby realizing that the center line of the cylinder body coincides with the center line of the head, so as to facilitate the butt joint of the cylinder body and the head. Since a plurality of first top plates and a plurality of second top plates support the inner wall of the cylinder body, and a plurality of third top plates support the inner wall of the head, when welding the head and the cylinder body together, not only can the cylinder body and the head be prevented from deforming due to heat, so as to improve the welding quality of the product, but also the welding mechanism can be prevented from interfering with components such as the first top and the second top plate, so as to improve the use experience of the product.

[0016] 2. By connecting the L-shaped pressure plate with the threaded rod, passing the threaded rod through the connecting groove, and making the pressure plate fit with the flange, the pressure plate can press the flange tightly on the workbench, thereby improving the stability of the flange; by putting the nut on the outside of the threaded rod, and making the nut fit with the side of the workbench away from the flange, the threaded rod can be fixed on the workbench, thereby improving the stability of the pressure plate and the threaded rod, and then improving the stability of the flange.

[0017] 3. By connecting the slider to the bottom of the first top plate and passing the linear guide rail through the slide groove of the slider, the first top plate can be moved along the linear guide rail through the slider, thereby avoiding the first top plate from being offset during movement and improving the stability of the movement of the first top plate.

[0018] 4. By connecting the first triangular reinforcing ribs to the outer walls of the workbench and the support base at the same time, the connection strength between the workbench and the support base is improved, thereby improving the stability of the support base; by connecting the second triangular reinforcing ribs to the outer wall of the support base and the bottom of the support plate at the same time, the connection strength between the support base and the support plate is improved, thereby improving the stability of the support plate.

[0019] 5. By installing the half gear at the bottom of the workbench, the workbench and the half gear can be rotated synchronously; by installing the motor on the mounting base, the flip gear is mounted on the outside of the drive shaft of the motor, and the flip gear is meshed with the half gear, so that when the motor drives the flip gear to rotate, the flip gear drives the half gear and the workbench to rotate, thereby adjusting the angle of the workbench.

[0020] 6. Start the motor and make it drive the workbench to rotate through the flip gear and half gear; when the workbench rotates, the workbench will drive the rotating shaft and the limit part to rotate; when the workbench and the rotating shaft rotate to the desired degree, the limit part will trigger the limit switch to work, so that the limit switch can give the motor a signal and stop the motor, thereby ensuring the rotation of the workbench to facilitate the subsequent assembly and welding of the flange, cylinder and head.

[0021] 7. By setting multiple weight-reducing holes in the half gear, the weight of the half gear is reduced, thereby reducing the difficulty of driving the half gear and the workbench, thereby improving the product usage experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is one of the front views of a container assembly welding device of the present invention;

[0023] Figure 2 for Figure 1 A local enlarged view of point A;

[0024] Figure 3 for Figure 1 A partial enlarged view of point B;

[0025] Figure 4 This is the second front view of a container butt welding device of the present utility model;

[0026] Figure 5 It is Figure 4 The partial enlarged view of part C of

[0027] Figure 6 It is Figure 4 The partial enlarged view of part D of

[0028] Figure 7 This is the side view of a container butt welding device of the present utility model;

[0029] Among them, Figures 1 to 7 The corresponding relationship between the reference numerals and the component names in

[0030] 10 Cylinder body, 11 Flange, 12 Head, 13 Rotating mechanism, 131 Mounting seat, 132 Rotating shaft 132, 133 Half gear, 134 Motor, 135 Limit switch, 136 Limiting part, 137 Weight reduction hole, 14 Workbench 14, 15 Pressing mechanism, 151 Connecting groove, 152 Pressing plate, 153 Threaded rod, 154 Nut, 16 First hydraulic cylinder, 17 First top plate, 18 Support seat, 19 Support plate, 20 Second hydraulic cylinder, 21 Second top plate, 22 Third top plate, 23 Linear guide rail, 24 Slide block, 25 First reinforcing rib, 26 Second reinforcing rib 26. Specific embodiments

[0031] The following combines specific implementation cases and attached Figures 1 to 7 to further illustrate the present utility model, but the present utility model is not limited to these embodiments.

[0032] A container butt welding device, such as Figures 1 to 7As shown, the container assembly welding device welds and assembles the cylinder body 10, the flange 11 and the head 12. The cylinder body 10 is a hollow cavity with openings at both ends. The container assembly welding device includes: a rotating mechanism 13, a workbench 14, a pressing mechanism 15, a first hydraulic cylinder 16, a first top plate 17, a support seat 18, a support plate 19, a second hydraulic cylinder 20, a second top plate 21 and a third top plate 22; the rotating mechanism 13 is connected to the workbench 14, the flange 11 is placed on the workbench 14, the bottom opening of the cylinder body 10 is placed on the flange 11, and the head 12 is buckled at the top opening of the cylinder body 10; a plurality of pressing mechanisms 15 are installed on the workbench 14, and the plurality of pressing mechanisms 15 are simultaneously in contact with the flange 11; the first hydraulic cylinder 16 is provided with a first output shaft, a plurality of first hydraulic cylinders 16 are installed on the workbench 14, the plurality of first hydraulic cylinders 16 are located inside the cylinder body 10, and the first hydraulic cylinders 16 are evenly distributed around the center line of the workbench 14; a plurality of first top plates 17 are respectively connected to the first output shafts of the plurality of first hydraulic cylinders 16, and the plurality of first top plates 17 are simultaneously in contact with the inner wall of the cylinder body 10; the support seat 18 is fixed at the center of the workbench 14, and the plurality of first hydraulic cylinders 16 are arranged around the outside of the support seat 18; a plurality of support plates 19 are connected to the outer wall of the support seat 18, and the support plates 19 are located above the workbench 14; the second hydraulic cylinder 20 is provided with a second output shaft, a plurality of second hydraulic cylinders 20 are respectively installed on the plurality of support plates 19, the second hydraulic cylinders 20 are located above the first hydraulic cylinders 16, and the second hydraulic cylinders 20 are evenly distributed around the center line of the workbench 14; a plurality of second top plates 21 are respectively connected to the second output shafts of the plurality of second hydraulic cylinders 20, and the plurality of second top plates 21 are simultaneously in contact with the inner wall of the cylinder body 10; a plurality of third top plates 22 are respectively connected to the second output shafts of the plurality of second hydraulic cylinders 20, and the plurality of third top plates 22 are simultaneously in contact with the inner wall of the head 12.

[0033] By connecting the rotating mechanism 13 to the workbench 14, the rotating mechanism 13 can drive the workbench 14 to rotate, thereby adjusting the angle of the workbench 14; by placing the flange 11 on the workbench 14, placing the bottom opening of the cylinder body 10 on the flange 11, and buckling the head 12 at the top opening of the cylinder body 10, the workbench 14 can support the flange 11, the cylinder body 10, and the head 12, thereby pre-assembling the flange 11, the cylinder body 10, and the head 12 together. By installing a plurality of pressing mechanisms 15 on the workbench 14 and making the plurality of pressing mechanisms 15 fit with the flange 11, the flange 11 is fixed on the workbench 14, thereby improving the stability of the flange 11; by installing a plurality of first hydraulic cylinders 16 on the workbench 14, connecting a plurality of first top plates 17 to the first output shafts of the plurality of first hydraulic cylinders 16 respectively, and making the plurality of first top plates 17 fit with the inner wall of the cylinder body 10 at the same time, the workbench 14 can support the plurality of first hydraulic cylinders 16, and the first hydraulic cylinders 16 can drive the first top plates 17 to move, thereby enabling the plurality of first top plates 17 to support the inner wall of the cylinder body 10, and further realizing the positioning and fixing of the cylinder body 10 to improve the stability of the cylinder body 10. By fixing the support base 18 at the center of the workbench 14 by welding and connecting a plurality of support plates 19 to the outer wall of the support base 18 by welding, the support base 18 can support the plurality of support plates 19, thereby improving the stability of the support plates 19; by installing the second hydraulic cylinder 20 on the support plate 19, the support plate 19 can support the second hydraulic cylinder 20, thereby improving the stability of the second hydraulic cylinder 20; by connecting the second top plates 21 and the third top plates 22 to the second output shaft of the second hydraulic cylinder 20 at the same time, making the plurality of second top plates 21 fit with the inner wall of the cylinder body 10 at the same time, and making the plurality of third top plates 22 fit with the inner wall of the head 12 at the same time, the second hydraulic cylinder 20 can drive the second top plates 21 and the third top plates 22 to move at the same time, thereby enabling the plurality of second top plates 21 to support the cylinder body 10 and enabling the plurality of third top plates 22 to support the head 12, and further realizing the positioning and fixing of the cylinder body 10 and the head 12 to improve the stability of the cylinder body 10 and the head 12.

[0034] When specifically using the product, first place the flange 11 on the workbench 14; then, utilize the pressing mechanism 15 to cooperate multiple pressing mechanisms 15 to press the flange 11 tightly on the workbench 14 to enhance the stability of the flange 11; afterwards, place the cylinder body 10 on the flange 11, and start multiple first hydraulic cylinders 16 to drive multiple first top plates 17 to move respectively, so that multiple first top plates 17 are simultaneously in contact with the inner wall of the cylinder body 10, thereby positioning and fixing the cylinder body 10 to ensure that the center line of the cylinder body 10 coincides with the center line of the workbench 14; afterwards, buckle the head 12 at the opening at the top of the cylinder body 10; afterwards, start the second hydraulic cylinder 20 to drive the second top plate 21 and the third top plate 22 to move, so that multiple second top plates 21 are simultaneously in contact with the inner wall of the cylinder body 10, so that multiple first top plates 17 and multiple second top plates 21 support both ends of the cylinder body 10 to further enhance the stability of the cylinder body 10; at the same time, when the second hydraulic cylinder 20 drives the third top plate 22, multiple third top plates 22 can be simultaneously in contact with the inner wall of the head 12, so that multiple third top plates 22 support the head 12, thereby positioning and fixing the head 12, and further ensuring that the center line of the head 12 coincides with the center line of the workbench 14, so as to facilitate the assembly of the head 12 and the cylinder body 10 together; afterwards, start the rotating mechanism 13 to drive the workbench 14 to rotate 90 degrees, so that the weld between the flange 11 and the cylinder body 10 and the weld between the cylinder body 10 and the head 12 face upwards, so as to facilitate welding the flange 11 and the cylinder body 10 together, and at the same time facilitate welding the cylinder body 10 and the head 12 together.

[0035] With the above structure, by driving the first top plate 17 to move through the first hydraulic cylinder 16, driving the second top plate 21 to move through the second hydraulic cylinder 20, and making the first top plate 17 and the second top plate 21 in contact with the inner wall of the cylinder body 10, it is possible to support and position both ends of the cylinder body 10 by the first top plate 17 and the second top plate 21, thereby fixing the cylinder body 10 on the workbench 14 and enabling the center line of the cylinder body 10 to coincide with the center line of the workbench 14 to enhance the stability of the cylinder body 10. By driving the third top plate 22 to move through the second hydraulic cylinder 20 and making the third top plate 22 in contact with the inner wall of the head 12, it is possible to fix the head 12 on the workbench 14 and make the center line of the head 12 coincide with the center line of the workbench 14, thereby enabling the center line of the cylinder body 10 to coincide with the center line of the head 12, so as to facilitate the assembly of the cylinder body 10 and the head 12 together. Since multiple first top plates 17 and multiple second top plates 21 support the inner wall of the cylinder body 10, and multiple third top plates 22 support the inner wall of the head 12, when welding the head 12 and the cylinder body 10 together, it is possible to prevent the cylinder body 10 and the head 12 from deforming due to heat, thereby improving the welding quality of the product.

[0036] In the embodiment of the present utility model, as Figures 1 to 7 As shown, the clamping mechanism 15 includes: a connecting groove 151, a pressure plate 152, a threaded rod 153 and a nut 154; the connecting groove 151 is U-shaped, the connecting groove 151 is arranged on the workbench 14, and the connecting groove 151 is located on the outside of the flange 11; the pressure plate 152 is L-shaped, and the pressure plate 152 is in contact with the flange 11; an external thread is provided on the outer wall of the threaded rod 153, the threaded rod 153 is connected to the pressure plate 152, and the threaded rod 153 passes through the connecting groove 151; an internal thread is provided in the nut 154, the nut 154 is mounted on the outside of the threaded rod 153, and the nut 154 is in contact with the side of the workbench 14 facing away from the flange 11; wherein the external thread is adapted to the internal thread.

[0037] By setting a U-shaped connecting groove 151 on the workbench 14, the threaded rod 153 can pass through the workbench 14, thereby improving the user experience of the product; by connecting the L-shaped pressure plate 152 with the threaded rod 153, the threaded rod 153 is passed through the connecting groove 151, and the pressure plate 152 is fit with the flange 11, so that the pressure plate 152 can press the flange 11 on the workbench 14, thereby improving the stability of the flange 11; by putting the nut 154 on the outside of the threaded rod 153, and making the nut 154 fit with the side of the workbench 14 away from the flange 11, the threaded rod 153 can be fixed on the workbench 14, thereby improving the stability of the pressure plate 152 and the threaded rod 153, and then improving the stability of the flange 11.

[0038] In the embodiment of the present utility model, as Figures 1 to 7 As shown, the container group welding device also includes: a linear guide rail 23 and a slider 24; the linear guide rail 23 is installed on the workbench 14, and the linear guide rail 23 is located below the first top plate 17; a slide groove is provided in the slider 24, the slider 24 is connected to the bottom of the first top plate 17, and the linear guide rail 23 passes through the slide groove of the slider 24.

[0039] By installing the linear guide rail 23 on the workbench 14, the workbench 14 supports the linear guide rail 23, thereby improving the stability of the linear guide rail 23; by connecting the slider 24 to the bottom of the first top plate 17, and passing the linear guide rail 23 through the slide groove of the slider 24, the first top plate 17 can be moved along the linear guide rail 23 through the slider 24, thereby avoiding the first top plate 17 from deflecting during movement, thereby improving the stability of the movement of the first top plate 17.

[0040] In the embodiment of the present utility model, as Figures 1 to 7As shown in the figure, the container group welding device further includes: a first reinforcing rib 25 and a second reinforcing rib 26; the first reinforcing rib 25 is triangular, and the first reinforcing rib 25 is connected to the outer walls of the workbench 14 and the support base 18 at the same time; the second reinforcing rib 26 is triangular, and the second reinforcing rib 26 is connected to the outer wall of the support base 18 and the bottom of the support plate 19 at the same time.

[0041] By connecting the triangular first reinforcing rib 25 to the outer walls of the workbench 14 and the support base 18 at the same time, the connection strength between the workbench 14 and the support base 18 is improved, thereby improving the stability of the support base 18; by connecting the triangular second reinforcing rib 26 to the outer wall of the support base 18 and the bottom of the support plate 19 at the same time, the connection strength between the support base 18 and the support plate 19 is improved, thereby improving the stability of the support plate 19.

[0042] In the embodiment of the present invention, as Figures 1 to 7 shown, the rotating mechanism 13 includes: a mounting base 131, a rotating shaft 132, a half gear 133, a motor 134 and a reversing gear; a mounting groove is provided in the mounting base 131, and the workbench 14 is embedded in the mounting groove; the rotating shaft 132 passes through the mounting base 131 and the workbench 14 in sequence, and both ends of the rotating shaft 132 are rotatably connected to the mounting base 131; the half gear 133 is located in the mounting groove, and the half gear 133 is mounted on the bottom of the workbench 14; the motor 134 is provided with a driving shaft, and the motor 134 is mounted on the mounting base 131; the reversing gear is located in the mounting groove, the reversing gear is sleeved outside the driving shaft of the motor 134, and the reversing gear meshes with the half gear 133.

[0043] By embedding the workbench 14 in the mounting groove of the mounting base 131, passing the rotating shaft 132 through the mounting base 131 and the workbench 14 in sequence, and rotatably connecting both ends of the rotating shaft 132 to the mounting base 131, the mounting base 131 supports the workbench 14 through the rotating shaft 132, so that the workbench 14 can rotate in the mounting groove; by mounting the half gear 133 on the bottom of the workbench 14, the workbench 14 and the half gear 133 are rotated synchronously; by mounting the motor 134 on the mounting base 131, sleeving the reversing gear outside the driving shaft of the motor 134, and making the reversing gear mesh with the half gear 133, when the motor 134 drives the reversing gear to rotate, the reversing gear drives the half gear 133 and the workbench 14 to rotate, thereby adjusting the angle of the workbench 14.

[0044] In the embodiment of the present invention, as Figures 1 to 7As shown, the rotating mechanism 13 further includes: a limit switch 135 and a limiting portion 136; the limit switch 135 is installed on the mounting base 131, the limit switch 135 is located on one side of the rotating shaft 132, and the limit switch 135 is electrically connected to the motor 134; two limiting portions 136 are installed at the end of the rotating shaft 132, and one limiting portion 136 is in contact with the input end of the limit switch 135; wherein, the angle between the two limiting portions 136 is 90 degrees.

[0045] By installing the limit switch 135 on the mounting base 131 and electrically connecting the limit switch 135 to the motor 134, the mounting base 131 can support the limit switch 135, so that the limit switch 135 can control the motor 134 to stop; by installing the two limiting portions 136 at the end of the rotating shaft 132, making one limiting portion 136 in contact with the output end of the limit switch 135, and making the angle between the two limiting portions 136 be 90 degrees, the rotating shaft 132 can rotate between the two limiting portions 136, so that when the rotating shaft 132 rotates 90 degrees, the limiting portion 136 can trigger the limit switch 135 to work, and further the limit switch 135 can give a signal to the motor 134 and make the motor 134 stop working.

[0046] With the above structure, start the motor 134, and the motor 134 drives the workbench 14 to rotate through the reversing gear and the half gear 133; when the workbench 14 rotates, the workbench 14 will drive the rotating shaft 132 and the limiting portion 136 to rotate; when the workbench 14 and the rotating shaft 132 rotate 90 degrees, the limiting portion 136 will trigger the limit switch 135 to work, so that the limit switch 135 can give a signal to the motor 134 and make the motor 134 stop working, thereby ensuring that the workbench 14 rotates 90 degrees, facilitating the subsequent assembly welding of the flange 11, the cylinder 10 and the head 12.

[0047] In the embodiment of the present utility model, as Figures 1 to 7 shown, the rotating mechanism 13 further includes: weight reduction holes 137; a plurality of weight reduction holes 137 are provided in the half gear 133.

[0048] By providing a plurality of weight reduction holes 137 in the half gear 133, the weight of the half gear 133 is reduced, thereby reducing the difficulty of driving the half gear 133 and the workbench 14, and improving the user experience of the product.

[0049] In the description of the present utility model, the term "a plurality of" means two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by terms such as "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings. This is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model; terms such as "connection", "installation", "fixation", etc. should all be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0050] In the description of the present utility model, the descriptions of terms such as "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In the present utility model, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0051] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, various changes and modifications can be made to the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A container butt welding device, which butt welds and assembles a cylinder body, a flange and a head. The cylinder body is a hollow cavity with openings at both ends, and is characterized in that, The container assembly welding device comprises: Rotating mechanism; A workbench, the rotating mechanism is connected to the workbench, the flange is placed on the workbench, the bottom opening of the cylinder is placed on the flange, and the head is buckled at the top opening of the cylinder; A clamping mechanism, wherein a plurality of the clamping mechanisms are mounted on the workbench, and the plurality of the clamping mechanisms are simultaneously fitted with the flange; a first hydraulic cylinder, wherein the first hydraulic cylinder is provided with a first output shaft, a plurality of the first hydraulic cylinders are installed on the workbench, the plurality of the first hydraulic cylinders are located inside the cylinder, and the first hydraulic cylinders are evenly distributed around the center line of the workbench; a first top plate, wherein the plurality of first top plates are respectively connected to the first output shafts of the plurality of first hydraulic cylinders, and the plurality of first top plates are simultaneously in contact with the inner wall of the cylinder; a support base, the support base being fixed at the center of the workbench, and the plurality of first hydraulic cylinders being arranged around the outside of the support base; Support plates, a plurality of said support plates being connected to the outer wall of said support base, and said support plates being located above said workbench; a second hydraulic cylinder, wherein the second hydraulic cylinder is provided with a second output shaft, a plurality of the second hydraulic cylinders are respectively mounted on a plurality of the support plates, the second hydraulic cylinders are located above the first hydraulic cylinder, and the second hydraulic cylinders are evenly distributed around the center line of the workbench; a second top plate, wherein the plurality of second top plates are respectively connected to the second output shafts of the plurality of second hydraulic cylinders, and the plurality of second top plates are simultaneously in contact with the inner wall of the cylinder; A third top plate, wherein the plurality of third top plates are respectively connected to the second output shafts of the plurality of second hydraulic cylinders, and the plurality of third top plates are simultaneously in contact with the inner wall of the head.

2. The welding device for a container group according to claim 1, characterized in that, The pressing mechanism comprises: A connecting groove, the connecting groove is U-shaped, the connecting groove is provided on the workbench, and the connecting groove is located on the outside of the flange; A pressure plate, the pressure plate is L-shaped and fits the flange; A threaded rod, wherein an external thread is provided on an outer wall of the threaded rod, the threaded rod is connected to the pressing plate, and the threaded rod passes through the connecting groove; A nut having an internal thread, the nut being sleeved on the outer side of the threaded rod, and the nut being in contact with a side of the workbench facing away from the flange; Wherein, the external thread is adapted to the internal thread.

3. The welding device for a container group according to claim 2, characterized in that, The container group welding device also includes: A linear guide rail, the linear guide rail is installed on the workbench, and the linear guide rail is located below the first top plate; A slider is provided with a slide groove, the slider is connected to the bottom of the first top plate, and the linear guide rail passes through the slide groove of the slider.

4. The welding device for a container group according to claim 3, characterized in that, The container group welding device also includes: a first reinforcing rib, the first reinforcing rib being triangular in shape and connected to the outer wall of the workbench and the support seat at the same time; The second reinforcing rib is triangular in shape and is connected to the outer wall of the support seat and the bottom of the support plate at the same time.

5. The welding device for a container group according to claim 1, characterized in that, The rotating mechanism comprises: Mounting base, an installation groove is arranged inside the mounting base, and the workbench is embedded in the installation groove; Rotating shaft, the rotating shaft sequentially passes through the mounting base and the workbench, and both ends of the rotating shaft are rotatably connected to the mounting base; Half gear, the half gear is located inside the installation groove, and the half gear is installed at the bottom of the workbench; Motor, the motor is provided with a drive shaft, and the motor is installed on the mounting base; Flip gear, the flip gear is located inside the installation groove, the flip gear is sleeved outside the drive shaft of the motor, and the flip gear meshes with the half gear.

6. The welding device for a container group according to claim 5, characterized in that, The rotation mechanism further includes: Limit switch, the limit switch is installed on the mounting base, the limit switch is located on one side of the rotating shaft, and the limit switch is electrically connected to the motor; Limit part, two limit parts are installed at the end of the rotating shaft, and one limit part is in contact with the input end of the limit switch; Wherein, the angle between the two limit parts is 90 degrees.

7. The welding device for a container group according to claim 6, characterized in that, The rotation mechanism further includes: Weight reduction holes, a plurality of weight reduction holes are arranged in the half gear.

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